23121434034004 has 12 divisors (see below), whose sum is σ = 40510736632800. Its totient is φ = 11546937853208.

The previous prime is 23121434033989. The next prime is 23121434034029. The reversal of 23121434034004 is 40043043412132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3444787174 + ... + 3444793885.

It is an arithmetic number, because the mean of its divisors is an integer number (3375894719400).

Almost surely, 2^{23121434034004} is an apocalyptic number.

It is an amenable number.

23121434034004 is a deficient number, since it is larger than the sum of its proper divisors (17389302598796).

23121434034004 is a wasteful number, since it uses less digits than its factorization.

23121434034004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6889581902 (or 6889581900 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 23121434034004 its reverse (40043043412132), we get a palindrome (63164477446136).

The spelling of 23121434034004 in words is "twenty-three trillion, one hundred twenty-one billion, four hundred thirty-four million, thirty-four thousand, four".